13 citations · 14 across the 2 of their papers we have counts for
1 paper · 1 filter
Andrey Ardentov, Tiren Huang, Yuri L. Sachkov +1
Let E be the Engel group and D be a rank 2 bracket generating left invariant distribution with a Lorentzian metric, which is a nondegenerate metric of index 1. In this paper, we fi…